0:00/0:09
倍速
  • x2
  • x1
  • x0.5
举报

Preparation for surgery. Assistant surgeon gives the scalpel the doctor. Medical scalpel in the hands of the surgeon

视  频 ID：  23683495
版      权：  Oleg Kozytskyi
视频长度：  0:09
横纵比率：  16:9
所属分类：  科学 医疗 
商业用途
如何选择
授权授权书发票合同问题